This activity explores the content presented in the animated video Nature’s Cutest Symbiosis: The Bobtail Squid, which describes how the light produced by bacteria living inside bobtail squid helps the squid avoid its predators.

This activity explores the content presented in the animated film Termites Digest Wood Thanks to Microbes, which describes the symbiotic relationship between termites and the wood-digesting protists in their gut.

This activity explores the content presented in the animated video How Tube Worms Survive at Hydrothermal Vents, which tells the story of the symbiotic relationship between the giant tube worm and chemosynthetic bacteria.